> Query and modify dconf settings with schema validation.
> More information: <https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/using_the_desktop_environment_in_rhel_8/configuring-gnome-at-low-level_using-the-desktop-environment-in-rhel-8#using-gsettings-command_configuring-gnome-at-low-level>.
- Set the value of a key. Fails if the key doesn't exist or the value is out of range:
`gsettings set {{org.example.schema}} {{example-key}} {{value}}`
- Print the value of a key or the schema-provided default if the key has not been set in `dconf`: